Toll ticketing adapter circuit



50 Sheets-Sheet 1 April 23, 1963 B. A. HARRIS TOLL TICKETING ADAPTER CIRCUIT Filed sept. 21, 195e April 23, 1963 B. A. HARRIS 3,087,020

Tou. TICKETING ADAPTER CIRCUIT Filed Sept. 21, 1956 30 Sheets-Sheet 2 CONNECTOR LINE LOCAL F /NDE R SELECTOR L /NE CIRCUIT ALLOTTE R FIG. 2

Adapter-H2 SH/l TCH April 23, 1963 B. A. HARRIS 3,087,020

TOLL TICKETING ADAPTER CIRCUIT Filed Sept. 21, 1956 30 Sheets-Sheet-4 CALL/NG BRIDGE CUT SUPERVSORY Adapter-H2 April 23, 1963 1 B. A. HARRIS 3,087,020

TOLL TICKETING ADAPTER CIRCUIT 4 Filed Sept. 21, 1956 30 Sheets-Sheet 5 Adapter-N2 Acou/Tuve 0 l couNr//vs April 23, 1963 B. A. HARRIS TOLL TICKETING ADAPTER CIRCUIT Filed Sept. 21. 1956 30 Sheets-Sheet 6 M f m w .A

April 23, 1963 Filed Sept. 21, 1956 A. HARRIS TOLL TICKETING ADAPTER CIRCUIT 30 Sheets-Sheet 8 Verificar/on Connector //8 30 Sheets-Sheet 9 ALARM B. A. HARRIS l T oLL TICKETING ADAPTER CIRCUIT April 23, 1963 Filed sept. 21, 195e Flag Qfw

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Tou. TICKETING ADAPTER CIRCUIT Filed Sept. 21, 1956 30 Sheets-Sheet 10 I I I I n I I 240j 'I I I I I I I I I I I I I I I I I I I I I I I I I I I I I l I I I I I I I I I I I I I I l I I I I I I I FIGJU I -III I I I |/03/ I I I I I i I Y. /070 I I /oazf I I I I Adapter-H2 I I ffm I I I I c/ urcH I I I I I I I I I I I I i I' I I l I /020\ I I I l lool 1 -I PLAIfaA cx ,050

| I I I l I I I I I l I I I I April 23, 1963 B. A. HARRIS 3,087,020

TOLL TIGKETING ADAPTER CIRCUIT Filed Sept. 21, 1956 50 Sheets-Sheet 11 F/GJ/ Adaper- /IZ PULSE B A. HARRIS TOLL TICKETING ADAPTER CIRCUIT April 23, 1963 30 Sheets-Sheet 12 Filed Sept. 21, 1956 Adaper- //2 April 23, 1963 B. A. HARRIS 3,087,020

. l Tou. TICKETING ADAPTER CIRCUIT Filed sep?. 21. 195s so sheets-sheet 1s F I6. I3

dapfer-Hz April 23, 1963 Filed Sept. 21, 1956 B. A. HARRIS TOLL TIkETING ADAPTER CIRCUIT lso sheets-sheet 15 April 23, 1963 B. A. HARRIS 3,087,020

TOLL TICKETING ADAPTER CIRCUIT Filed sept. 21, 195e so sheets-sheet 1e EMERGENCY START P/aybaclr Confro/ Circa/'f /78 April 23, 1963 Filed Sept. 21, 1956 B. A. HARRIS TOLL TICKETING ADAPTER CIRCUIT 30 Sheets-Sheet 17 /79/2 RECURD/NG F I6. I7

April 23, 1963 B. A. HARRIS 3,087,020

Tou. TICKETING ADAPTER CIRCUIT Filed sept. 21, 195e C 3o sheets-sheet 18 LINE CIRCUIT CUN/VE C TOR L//vE Loc/u. FINDER SELECTOR LINE C/RCU/ T ALLOTTER F IG. I8

ICLL/NG l BRIDGE Ver/'lj//hg Adapter April 23, 1963 B. A. HARRIS Tou. TICKETING ADAPTER CIRCUIT 30 Sheets-Sheet 19 Filed Sept. 21, 1956 l w S M w W S PULSING April 23, 1963 B. A. HARRIS TOLL TICKETING ADAPTER CIRCUIT 50 Sheets-Sheet 20 Filed Sept. 2l, 1956 

1. A TELEPHONE SYSTEM COMPRISING A SUBSCRIBER LINE HAVING A DESIGNATION INCLUDING AT LEAST TWO OFFICE CODE DIGITS, CHECKING MEANS RESPONSIVE TO EACH SUCCESSIVE OFFICE CODE DIALED DIGIT TRANSMITTED OVER SAID LINE FOR DETERMINING WHETHER THAT DIALED DIGIT IS IDENTICAL TO THE CORRESPONDING OFFICE CODE DIGIT IN SAID DESIGNATION, SAID CHECKING MEANS INCLUDING MEANS FOR INITIATING OPERATION OF THE CHECKING MEANS FOLLOWING THE RECEIPT OF EACH OFFICE CODE DIALED DIGIT AND PRIOR TO THE RECEIPT OF THE NEXT SUBSEQUENT DIALED DIGIT, AND MEANS OPERATED BY SAID CHECKING MEANS WHEN ANY SINGLE OFFICE CODE DIALED DIGIT IS NOT IDENTICAL TO THE CORRESPONDING OFFICE CODE DIGIT IN SAID DESIGNATION FOR BLOCKING THE PROGRESS OF A CALL. 